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A conservation area is home to 300 species of plants. If 20% of these species ar

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Question: A conservation area is home to 300 species of plants. If 20% of these species are endangered, how many endangered species are there?

Options:

  1. 60
  2. 50
  3. 70
  4. 80

Correct Answer: 60

Solution: 

20% of 300 is 60, so there are 60 endangered species.

A conservation area is home to 300 species of plants. If 20% of these species ar

Practice Questions

Q1
A conservation area is home to 300 species of plants. If 20% of these species are endangered, how many endangered species are there?
  1. 60
  2. 50
  3. 70
  4. 80

Questions & Step-by-Step Solutions

A conservation area is home to 300 species of plants. If 20% of these species are endangered, how many endangered species are there?
  • Step 1: Understand that we need to find 20% of 300 species.
  • Step 2: Convert the percentage to a decimal. 20% as a decimal is 0.20.
  • Step 3: Multiply the total number of species (300) by the decimal (0.20).
  • Step 4: Calculate 300 * 0.20, which equals 60.
  • Step 5: Conclude that there are 60 endangered species.
  • Percentage Calculation – Understanding how to calculate a percentage of a total quantity.
  • Basic Arithmetic – Performing multiplication to find the number of endangered species.
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